Sprayed polyurethane foam roofing is the most economical and environmentally friendly roofing system available in today's marketplace. These systems are custom designed for your buildings by geographical location and climatic conditions. SPF systems install quickly, cleanly, and quietly, with little or no interruption of your daily operations, and can produce energy savings of 30% annually or greater. Being that it is monolithic and fully adhered roof, it has a advantage over traditional roof systems.
EPDM and metal roofs have a lot potential problem areas such as seams, fasteners , wall flashing details and roof top equipment cut outs.
Check out the chart provided below to see how SPF sizes up against other systems.
|
SPF Roof |
Built-Up Roof |
Single-Ply Roof |
Leak Prevention |
Seamless Construction. Not moisture sensitive. Monolithic, closed-cell construction prevents moisture flow. |
Lateral moisture a definite problem. Leaks hard to find, difficult to repair. |
Lateral moisture flow can be a problem. Seams especially vulnerable. Leaks difficult to locate. |
Proven Performance |
Excellent proven long
life -- early 1970s installations still functioning. |
Variable -- dependent quality of workmanship and materials. |
Highly dependent on installer. Lap-failures can pose long-term problems. |
Sustainable |
Sustainable indefinitely through periodic recoats. Minimal maintenance requirements to keep as new. |
Varies based on system strength & moisture in system |
Varies based on product, age, and condition |
Warranty |
Full System - Joint & Several
Labor & Material
Alpha Coverage |
Vary in terms and coverage, usually prorated and/or limited. Financial basis of guarantor must be considered. |
Varies in terms and coverage, usually prorated and/or limited. Financial basis of guarantor must be considered. |
Fully Adhered |
Highest wind uplift resistance, monolithic construction |
Numerous fasteners required, high wind danger of aggregate becoming missiles |
Numerous fasteners required, high wind danger with ballasted systems. |
Energy Savings |
Highest insulation "R" value, Reflective Energy Star™ Coatings, no thermal bridging |
Varies greatly. Heat loss at joints, seams and penetrations. |
Varies. Heat loss at fasteners, joints and laps |
